<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>选择器权重</title>
		<!-- 选择器权重越高，选中几率越大 -->
		<style>
			*{ /*权值 0 很容易被覆盖*/
			color: #ffaa00!important;
			background:#55ffff!important;
			}
			div{/*权值 10*/
			color: #ff0000;
			background:#aaff00;
			}
			div.d1{/*选择器权重之和* 权值1+10 11*/
				color:#55ff00;
				background:#ff0000;
			}
			body.div.d1{/*权值 101*/
				font-size: 25px;
				color: #000000;
				background:#ff0000;
			}
			div#d1{/*权值 100*/
			font-size:15x;
			color: #51ff21;
			background:#ff20bc;
			}
			div#d1:hover{/*权值 101*/
			color: #aaaaff;
			background:#aaff00;
				
			}
		</style>
	</head>
	<body>
		<div class="d1">Lorem ipsum dolor sit, amet consectetur adipisicing elit. Doloremque, repellendus aperiam. Non molestiae maxime, placeat laborum architecto consequuntur reprehenderit quia ullam corrupti laboriosam laudantium provident et consectetur cumque dolor porro.</div>
	</body>
</html>